Question

cum se rezolva exercitiul urm:
a-b=32
a:b=4 rest5=>a=4b+5
_________________________
a=? b=?

Answer 1

daca a=4b+5 inlocuim a cu 4b+5\
(4b+5)-b=32
3b+5=32
3b=32-5
3b=27
b=27:3
b=9
a=9X4+5
a=36+5
a=41
41-9=32 
41:9=4 , rest 5